relay emergency valve

英 [relay emergency valve]
美 [relay emergency valve]

中文释义

紧急继动阀;紧急继动活门

单词分析

单词结构：

relay emergency valve

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：relay emergency valve
  • 核心含义：紧急继动阀;紧急继动活门

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更新时间：2026-03-15 19:12:49